hard sealing knife gate valve | Global Trade leader ecrobot

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hard sealing knife gate valve

Posting date : Apr 19, 2010

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Free Member Scince Apr 19, 2010

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MACHINERY & ELECTRICAL | Nuclear re

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84-

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The activities of hard-seal knife gate valve, including valve, gate, valve seat, metal seals, valve seat is fixed to the body, the metal seal ring and the valve body ladder of other activities was presented with the convex-concave valve seat spherical surface of other activities, the metal seal The combination with the valve seat ring surface of the set O-ring, valve seat and valve body junction with O-ring, valve and valve body forming with the bottom of the Wedge block, damper and valve at the bottom of the bottom with Wedge block coincide with the slope, when the gate valve at the bottom of the next move when the extrusion ram can carve pieces in close contact with the metal seal. This hard-sealing structure has transcended the old seal can not be suppressed by hard defects, significantly improved the sealing effect. Suitable for those who require wear-resistant, contains solid particles used in the media pipeline. Patent No.: (200,720,108,250.2) Model: BZ73Hs-10C Exterior structure: lugged, plum，round Size: 2’’-48’’ Nominal pressure: GB, ANSI, JIS, DIN, BS Body: cast steel, stainless steel Disc:2Cr13，201，304，316，316L Connection: flange，wafer Seat ring : 2Cr13，stainless steel，hard alloy Sealing filler: PTFE Media: swage, power, paper pulp, ore pulp, sugar